In-line skate



FIG. 1 is a top front and right side perspective view of an in-line skate showing my new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a front elevational view thereof; and,

FIG. 6 is a rear elevational view thereof.

The broken line showing of the wheels in FIGS. 1-6 is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design of an in-line skate, as shown and described. 